# GO-2026-5776 - FileBrowser: Missing Rate Limiting on Authentication Endpoint Enables Brute Force Attacks in…

Source: https://junglewise.ai/threats/go-2026-5776-filebrowser-missing-rate-limiting-on-authentication-b2b87eb2  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-06-25  
License: CC BY 4.0 with a link back

Severity: info · Published 2026-06-25

FileBrowser: Missing Rate Limiting on Authentication Endpoint Enables Brute Force Attacks in github.com/gtsteffaniak/filebrowser

Technologies: [github.com/gtsteffaniak/filebrowser (Go)](https://junglewise.ai/threats/technologies/github-com-gtsteffaniak-filebrowser). Vendors: [Go](https://junglewise.ai/threats/vendors/go).

## Quick answers

**Is This vulnerability exploited in the wild?** No. Junglewise Threat Intelligence has no report of This vulnerability being exploited in the wild.

**How severe is This vulnerability?** Informational severity, published 25 June 2026.

**Which products and versions are affected?** github.com/gtsteffaniak/filebrowser (Go) SEMVER:introduced=0.

**Is there a fix for This vulnerability?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**Am I affected?** Check whether you run github.com/gtsteffaniak/filebrowser (Go) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- github.com/gtsteffaniak/filebrowser (Go) SEMVER:introduced=0

## Related threats

- [FileBrowser Quantum information disclosure to unauthenticated users](https://junglewise.ai/threats/cve-2026-46410-filebrowser-quantum-information-disclosure-to-unauthenticated)
- [GO-2026-5511 - FileBrowser Vulnerable to Stored XSS via SVG File in Public Share (Missing CSP Header) in…](https://junglewise.ai/threats/go-2026-5511-filebrowser-vulnerable-to-stored-xss-via-svg-file-in-f1d3c87e)
- [gtsteffaniak FileBrowser missing rate limiting in login endpoint](https://junglewise.ai/threats/gtsteffaniak-filebrowser-missing-rate-limiting-in-login-endpoint-ae00b83e)
- [gtsteffaniak FileBrowser Quantum path traversal in public share delete](https://junglewise.ai/threats/cve-2026-44542-gtsteffaniak-filebrowser-quantum-path-traversal-in-public-share)
- [FileBrowser Vulnerable to Stored XSS via SVG File in Public Share (Missing CSP Header)](https://junglewise.ai/threats/filebrowser-vulnerable-to-stored-xss-via-svg-file-in-public-share-e21c2552)